// Copyright (c) 2009-2011, Tor M. Aamodt, Wilson W.L. Fung
// The University of British Columbia
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
// Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution. Neither the name of
// The University of British Columbia nor the names of its contributors may be
// used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.

#pragma once

// detection and fallback for unordered_map in C++0x
#ifdef __cplusplus
// detect GCC 4.3 or later and use unordered map (part of C++0x)
// unordered map doesn't play nice with _GLIBCXX_DEBUG, just use a map if its
// enabled.
#if defined(__GNUC__) and not defined(_GLIBCXX_DEBUG)
#if __GNUC__ >= 4 && __GNUC_MINOR__ >= 3
#include <unordered_map>
#define tr1_hash_map std::unordered_map
#define tr1_hash_map_ismap 0
#else
#include <map>
#define tr1_hash_map std::map
#define tr1_hash_map_ismap 1
#endif
#else
#include <map>
#define tr1_hash_map std::map
#define tr1_hash_map_ismap 1
#endif

#endif
